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When did LED lighting first appearing in your area? |
Cole D. |
8 |
1959 |
March 06, 2020, 09:40:17 PM
by M250R201SA |
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When did "Tulamp" ballast production stop? |
nicksfans |
4 |
2012 |
May 17, 2015, 02:01:21 PM
by Solanaceae |
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What’s this? |
CreeRSW207 |
3 |
1311 |
January 07, 2020, 08:33:21 AM
by lbulb5000 |
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Whatever Works' Rechargable Bug Zapper |
rjluna2 |
3 |
1596 |
March 18, 2018, 02:32:02 PM
by lightinglover8902 |
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What's your favorite Powr/bracket style of fixture |
lite_lover |
6 |
4900 |
August 11, 2008, 06:00:23 PM
by form109 |
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What's your favorite ITT/AEL streetlight or NEMA head? « 1 2 » |
Desultory13 |
15 |
2967 |
May 03, 2021, 01:25:07 PM
by thelightingman |
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What would have happened if HID technology was invented after LED? |
lantern_vision |
5 |
1831 |
January 20, 2016, 02:46:48 PM
by Medved |
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What would be the best way to power a 75 watt mercury vapor lamp? |
Fluorescent05 |
1 |
1621 |
November 24, 2018, 10:40:52 AM
by xmaslightguy |
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What would be the best way to power a 50 watt mercury vapor lamp? |
Fluorescent05 |
11 |
2925 |
November 16, 2018, 08:14:03 PM
by wide-lite 1000 |
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What was wrong with the M-250R1, M-400R2? |
M250R201SA |
6 |
2669 |
March 18, 2018, 02:33:33 PM
by lightinglover8902 |
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What was the biggest lamp you ever seen in a streetlamp? |
magslight |
7 |
2716 |
March 14, 2010, 11:12:32 PM
by arcblue |
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What was the 1st purple-shifted LED you've seen? |
xelareverse |
9 |
1608 |
October 05, 2022, 02:09:00 AM
by WorldwideHIDCollectorUSA |
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What type of fluorescent lamps are used in signs in the US? |
mdcastle |
5 |
1452 |
August 16, 2016, 04:36:15 PM
by Lumex120 |
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What type of ballast is this? |
Patrick |
8 |
2695 |
December 10, 2012, 12:45:46 PM
by Ash |
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What type of ballast is inside the 110v Defender 400w MH floodlight? |
WorldwideHIDCollectorUSA |
0 |
1057 |
November 04, 2020, 01:12:59 AM
by WorldwideHIDCollectorUSA |
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What the differences between AEL 165 and AEL Dusk to Dawn? |
Cole D. |
7 |
2714 |
May 29, 2019, 11:38:55 PM
by Cole D. |
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What streetlights are in your neighborhood or local street? « 1 2 3 » |
Lightguy |
38 |
10175 |
November 15, 2020, 05:30:17 PM
by joseph_125 |
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What should I do? |
LightsoftheWest |
1 |
888 |
November 14, 2020, 05:50:01 PM
by Medved |
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What Public Agencies AREN'T Installing LEDs yet? |
EpicStreetlights |
5 |
2575 |
September 20, 2020, 04:50:54 PM
by HPS_250 |
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What makes a high bay fixture a “transparent high bay” fixture? |
WorldwideHIDCollectorUSA |
1 |
818 |
March 09, 2022, 07:34:17 AM
by dor123 |
